21454404

素因数分解:

$2^2\times 3^1\times {\mathrm{659}}^1\times {\mathrm{2713}}^1$

素因数の和:3379

約数の個数: 24

約数和(自身を含む): 50154720

約数和(自身を除く): 28700316

約数列:

[1, 2, 3, 4, 6, 12, 659, 1318, 1977, 2636, 2713, 3954, 5426, 7908, 8139, 10852, 16278, 32556, 1787867, 3575734, 5363601, 7151468, 10727202, 21454404]

約数ペア:

[(1, 21454404), (2, 10727202), (3, 7151468), (4, 5363601), (6, 3575734), (12, 1787867), (659, 32556), (1318, 16278), (1977, 10852), (2636, 8139), (2713, 7908), (3954, 5426)]